If sin (Ф) = 3/5, and cos (Ф) = -4/5, which of the following is true?

a.) sin ((π/2) - Ф) = 4/5

b.) cos ((π/2) - Ф) = -3/5

A class of 26 students bought a present for their principal. the present cost $111.80, tax included. how much did each student contribute if the class shared the cost equally

How do I factor 6y^2-23+7

Determine whether the graphs of the pair of lines are parallel. y+2=6x, - 6x-y=1

An alligator is 2.3 yards long what is the length of the alligator in inches

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Solve this equation for X. 2/3 (x - 7) = - 2 1) y = 5 2/3 2) y = 8 1/3 3) y = 10 4) y = 4 Show work

A car race travles at constant speed. it can complete 4 laps of race course in 48 miuntes. how long dose it take to complete 10 laps?

Write the following proportion 8 is to 64 as is to